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Re: libstdc++/4150: catastrophic performance decrease in C++ code
- From: Jason Merrill <jason at redhat dot com>
- To: Loren James Rittle <rittle at latour dot rsch dot comm dot mot dot com>
- Cc: libstdc++ at gcc dot gnu dot org
- Date: Tue, 16 Apr 2002 00:47:43 +0100
- Subject: Re: libstdc++/4150: catastrophic performance decrease in C++ code
- References: <200204152308.g3FN86s09742@latour.rsch.comm.mot.com>
>>>>> "Loren" == Loren James Rittle <rittle@latour.rsch.comm.mot.com> writes:
> Having attempted patches similar to your proposal, I think the hammer
> breaks those test cases that exercise interleaving between C and C++ IO.
I don't think so. If we're synced to stdio, we get buffers of size 1, so
it doesn't matter which end we're calculating from.
Jason